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Xiaobing Feng

5 accepted papers

2026

CONTINUUM: Restoring the Contiguous Tensor Abstraction Efficiently for Dynamic AI Workloads via Hardware Virtualization

ICML 2026spotlight

Emerging LLM workloads demand extreme mem- ory agility. However, state-of-the-art inference systems (e.g., vLLM) rely on software-defined paging, which sacrifices the contiguous tensor abstraction. This rigid interface exposes fragmen- tation complexity to developers, imposing a se- vere engineering…

Cited by 0SourceScholar
2026

LEGO: An LLM-Enabled Hierarchical Optimizer for Tensor Computation Graphs with Structure-Aware Search and Compositional Synthesis

ICML 2026poster

Automating end-to-end GPU kernel generation with Large Language Models (LLMs) faces a critical tension between global performance and exploration efficiency. We present LEGO, a hierarchical framework that resolves this trade-off via a parallel multi-agent search over a recursive AND-OR FusionTree. L…

Cited by 0SourceScholar
2025

IR-OptSet: An Optimization-Sensitive Dataset for Advancing LLM-Based IR Optimizer

NeurIPS 2025poster

Compiler optimization is essential for improving program performance, yet modern compilers still depend on manually crafted transformation rules over intermediate representations (IRs). As compilers grow in complexity, maintaining these rule-based optimizations becomes increasingly labor-intensive a…

Cited by 0SourceScholar
2024

ComBack: A Versatile Dataset for Enhancing Compiler Backend Development Efficiency

NeurIPS 2024poster

Compiler backends are tasked with generating executable machine code for processors. With the proliferation of diverse processors, it is imperative for programmers to tailor specific compiler backends to accommodate each one. Meanwhile, compiler backend development is a laborious and time-consuming…

Cited by 0SourcePDFScholar
2020

Lance: efficient low-precision quantized winograd convolution for neural networks based on graphics processing units

ICASSP 2020accepted

Accelerating deep convolutional neural networks has become an active topic and sparked an interest in academia and industry. In this paper, we propose an efficient low-precision quan-tized Winograd convolution algorithm, called LANCE, which combines the advantages of fast convolution and quantizatio…

Cited by 0SourceScholar